Coleman LC8T-UH, FC8T-UH User Manual

TECHNICAL GUIDE

Echelon
MODELS: FC8T-UH/LC8T-UH

GAS-FIRED
HIGH EFFICIENCY TWO STAGE
UPFLOW/HORIZONTAL FURNACES

STANDARD & Low NOx
80% AFUE

NATURAL GAS
40 - 120 MBH INPUT

EFFICIENCY
RATING
CERTIFIED

ISO 9001

Certified Quality

Management System

Due to continuous product improvement,
specifications are subject to change without notice.

Visit us on the web at www.york.com for the most
up-to-date technical information.

Additional rating information can be found at
www.gamanet.org.

246756-CTG-C-0407

DESCRIPTION

These high efficiency, compact units employ induced com­bustion, reliable hot surface ignition and high heat transfer
tubular heat exchangers. The units are factory shipped for
installation in upflow or horizontal applications.

These furnaces are designed for residential installation in a
basement, closet, alcove, attic, recreation room or garage
and are also ideal for commercial applications. All units are
factory assembled, wired and tested to assure safe depend­able and economical installation and operation.

These units are Category I listed and may be common
vented with another gas appliance as allowed by the
National Fuel Gas Code.

WARRANTY

20-year limited warranty on the heat exchanger.
10-year heat exchanger warranty on commercial applica­tions.
5-year limited parts warranty.

FEATURES

• Two stage heating operation includes:

- Two stage gas valve

- Two stage inducer operation

- Two speed blower operation

• Provides increased comfort level & very quiet unit oper­ation

• Adjustable delay timer allows two stage operation with
single stage thermostat

• Compact, easy to install, ideal height 40" cabinet

• Blower-off delay for cooling SEER improvement.

• Easy to connect power/control wiring.

• Built-in, high level self diagnostics with fault code display.

• Low unit amp requirement for easy replacement applica-

tion.

• Integrated control module for reliable, economical opera-

tion.

• Electronic Hot Surface Ignition saves fuel cost with

increased dependability and reliability.

• Induced combustion system with inshot main burners for

quiet, efficient operation.

• 100% shut off main gas valve for extra safety.

• PSC -four speed, direct drive motor with large, quiet

blower.

• 24V, 40 VA control transformer and blower relay supplied

for add-on cooling.

• Hi-tech tubular aluminized steel primary heat exchanger.

• Timed on, adjustable off blower capability for maximum

comfort.

• Solid removable bottom panel allows easy application.

• Easy access from front of unit for cleaning, maintenance

or service.

• Insulated blower compartment for quiet operation.

• Independent door removal for greater durability and ease

of access.

• Low NOx models have been designed to meet specific

code requirements.

• Low NOx models may not be converted to propane unless

screens are removed.

FOR DISTRIBUTION USE ONLY - NOT TO BE USED AT POINT OF RETAIL SALE

246756-CTG-C-0407

B

A

FRONT

3/4

40

26-3/4

20

13-3/4

GAS INLET
1-1/4 x 2-1/2

T’STAT WIRING
7/8” K.O.

30-1/8

LEFT SIDE

1-1/2

1-1/4

4” Diameter

(VENT CONNECTIONS)

POWER WIRING
7/8” HOLE

2-1/2

32-1/2

ACCESS
WIRING
7/8” K.O.

16

8-3/4

20

5-3/8

2

5/8

14

23-1/2

RIGHT SIDE

5/8

14-3/4

2-1/4

1-1/8

BOTTOM IMAGE

RETURN END

C

4” Diameter

D

24-3/4

TOP IMAGE

SUPPLY END

B

CABINET AND DUCT DIMENSIONS

Models CFM Cabinet Size

ABCD

FC8T040A12UH11 1200 A 14 1/2 13 1/4 11 1/2 10 1/8
(F,L)C8T060A12UH11 1200 A 14 1/2 13 1/4 11 1/2 10 1/8
(F,L)C8T080A12UH11 1200 A 14 1/2 13 1/4 11 1/2 10 1/8
(F,L)C8T080B16UH11 1600 B 17 1/2 16 1/4 14 1/2 11 5/8
(F,L)C8T080C16UH11 1600 C 21 19 3/4 18 13 3/8

FC8T100B12UH11 1200 B 17 1/2 16 1/4 14 1/2 11 5/8
(F,L)C8T100C20UH11 2000 C 21 19 3/4 18 13 3/8

FC8T120C16UH11 1600 C 21 19 3/4 18 13 3/8
(F,L)C8T120C20UH11 2000 C 21 19 3/4 18 13 3/8

Cabinet Dimension

RATINGS & PHYSICAL / ELECTRICAL DATA

Blower

Size

Operation

Weight

Models

Input/Cabinet

High/Low

Output BTU/H

High/Low

Nominal

Airflow

Cabinet Width

AFUE

MBH MBH CF M In Hp Amps In

FC8T040A12UH11
(F,L)C8T060A12UH11
(F,L)C8T080A12UH11
(F,L)C8T080B16UH11
(F,L)C8T080C16UH11

FC8T100B12UH11
(F,L)C8T100C20UH11

FC8T120C16UH11
(F,L)C8T120C20UH11

Models

FC8T040A12UH11
(F,L)C8T060A12UH11
(F,L)C8T080A12UH11
(F,L)C8T080B16UH11
(F,L)C8T080C16UH11

FC8T100B12UH11
(F,L)C8T100C20UH11

FC8T120C16UH11
(F,L)C8T120C20UH11

Annual Fuel Utilization Efficiency (AFUE) numbers are determined in accordance with DOE Test procedures.
Wire size and over current protection must comply with the National Electrical Code (NFPA-70-latest edition) and all local codes.
The furnace shall be installed so that the electrical components are protected from water.

40/26 32/21 1200 14-1/2 80.0 1/2 7.7 10 x 8
57/42 46/34 1200 14-1/2 80.0 1/2 7.7 10 x 8
80/59 64/48 1200 14 1/2 80.0 1/2 7.7 10 x 8
80/59 64/48 1600 17-1/2 80.0 3/4 11.5 10 x 10

80/59 64/48 1600 21 80.0 3/4 11.5 10 x 10
100/65 80/53 1200 17 1/2 80.0 1/2 11.5 10 x 10
100/65 80/53 2000 21 80.0 1 14 11 x 10
120/78 96/64 1600 21 80.0 3/4 11.5 11 x 10
120/78 96/64 2000 21 80.0 1 14 11 x 11

Input/Cabinet

High/Low

MBH °F °F °F Lbs

Max. Outlet

Air Temp

Low Fire

Air Temp. Rise

High Fire

Air Temp. Rise

Unit

Amps

Max

Over-Current

Protect

40/26 150 15-45 20-50 9.0 20 14 107

57/42 160 25-55 35-65 9.0 20 14 107

80/52 175 30-60 40-70 9.0 20 14 117

80/59 160 25-55 25-55 12.0 20 14 129

80/59 160 25-55 25-55 12.0 20 14 130
100/65 170 25-55 40-70 12.0 20 14 128
100/65 170 25-55 40-70 12.0 20 14 145
120/78 180 25-55 45-75 12.0 20 14 145
120/78 170 25-55 35-65 14.0 20 12 147

Blower

Min. wire Size

(awg) @ 75 ft

one way

2 Unitary Products Group

BLOWER PERFORMANCE CFM - UPFLOW (WITHOUT FILTER) - BOTTOM RETURN

Bottom Airflow Data (SCFM)

Models Speed

High 1610 1540 1460 1360 1290 1200 1110 1020 900 760

FC8T040A12UH11

Medium High 1430 1390 1330 1250 1190 1110 1030 940 840 710
Medium Low 1200 1180 1140 1100 1 050 1000 930 850 750 620

Low 980 980 960 920 890 840 790 720 620 530

High 1570 1490 1420 1340 1250 1180 1090 990 870 700

(F,L)C8T060A12UH11

Medium High 1410 1360 1310 1250 1190 1090 1020 920 810 650

Medium Low 1200 1180 1150 1100 1050 990 920 830 700 580

Low 960 960 950 930 900 840 800 720 610 500
High 1590 1520 1460 1380 1300 1240 1150 1050 930 800

(F,L)C8T080A12UH11

Medium High 1400 1360 1310 1260 1200 1140 1070 960 860 740

Medium Low 1180 1160 1130 1090 1040 990 920 840 750 640

Low 940 940 940 920 880 840 790 710 630 530
High 1850 1820 1790 1750 1690 1630 1570 1500 1430 1330

(F,L)C8T080B16UH11

Medium 1470 1450 1440 1430 1390 1360 1310 1270 1220 1150

Low 1260 1260 1260 1260 1250 1200 1150 1110 1070 1010
High 2077 1992 1922 1830 1727 1617 1507 1355 1219 1050

(F,L)C8T080C16UH11

Medium 1729 1673 1631 1581 1507 1421 1293 1187 1053 907

Low 1448 1452 1432 1390 1324 1264 1176 1058 939 774
High 1700 1620 1560 1480 1390 1300 1210 1110 970 820

FC8T100B12UH11

Medium High 1430 1400 1350 1300 1230 1160 1080 980 870 710

Medium Low 1180 1170 1160 1130 1080 1030 1000 860 750 510

Low 950 950 930 920 880 840 790 720 620 530
High 2590 2500 2400 2280 2180 2080 1970 1840 1720 1560

(F,L)C8T100C20UH11

Medium High 2180 2120 2040 1980 1900 1810 1720 1600 1480 1320

Medium Low 1750 1720 1680 1640 1580 1520 1440 1350 1220 1060

Low 1450 1420 1380 1330 1300 1240 1160 1070 970 860
High 2020 1930 1820 1730 1640 1540 1400 1250 1090 920

FC8T120C16UH11

Medium 1750 1710 1650 1590 1490 1390 1290 1160 1010 810

Low 1540 1500 1460 1410 1350 1260 1180 1060 910 750
High 2500 2400 2320 2220 2110 2000 1870 1750 1610 1450

(F,L)C8T120C20UH11

Medium High 2130 2070 1990 1920 1840 1760 1660 1570 1460 1320

Medium Low 1700 1680 1650 1620 1560 1500 1410 1320 1210 1070

Low 1420 1390 1360 1330 1290 1240 1150 1060 950 840

NOTES:

1. Airflow expressed in standard cubic feet per minute.

2. Motor voltage at 115 V .

0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0

Ext. Static Pressure (in. H2O)

246756-CTG-C-0407

Unitary Products Group 3